JPS59131742U - 映写幕 - Google Patents

映写幕

Info

Publication number
JPS59131742U
JPS59131742U JP1983024760U JP2476083U JPS59131742U JP S59131742 U JPS59131742 U JP S59131742U JP 1983024760 U JP1983024760 U JP 1983024760U JP 2476083 U JP2476083 U JP 2476083U JP S59131742 U JPS59131742 U JP S59131742U
Authority
JP
Japan
Prior art keywords
projection screen
light
projection
lenses
projection body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1983024760U
Other languages
English (en)
Inventor
一郎 森川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP1983024760U priority Critical patent/JPS59131742U/ja
Publication of JPS59131742U publication Critical patent/JPS59131742U/ja
Pending legal-status Critical Current

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  • Overhead Projectors And Projection Screens (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
図面は本考案映写幕の実施例を示し、第１図は拡大縦断
面図、第２図は第１図の部分拡大断面図、第３図は他の
実施例を示す拡大縦断面図である。 １・・・・・・映写模本体、２・・・・・・レンズ、３
・・・・・・遮光性被膜。

Claims (1)

    【実用新案登録請求の範囲】
  1. 映写幕末体１の面に小径のレンズ２，２・・・を多数配
    設すると共に、該映写幕末体１とレンズ間には上記各レ
    ンズの光軸ａ−ａをほぼ中心とする適当大きさの開口す
    を有する吸光もしくは遮光性被覆３を設けてなる映写幕
    。
JP1983024760U 1983-02-21 1983-02-21 映写幕 Pending JPS59131742U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1983024760U JPS59131742U (ja) 1983-02-21 1983-02-21 映写幕

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983024760U JPS59131742U (ja) 1983-02-21 1983-02-21 映写幕

Publications (1)

Publication Number Publication Date
JPS59131742U true JPS59131742U (ja) 1984-09-04

Family

ID=30155781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983024760U Pending JPS59131742U (ja) 1983-02-21 1983-02-21 映写幕

Country Status (1)

Country Link
JP (1) JPS59131742U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003262923A (ja) * 2002-03-11 2003-09-19 Toppan Printing Co Ltd 反射型スクリーン

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4880039A (ja) * 1972-01-29 1973-10-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4880039A (ja) * 1972-01-29 1973-10-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003262923A (ja) * 2002-03-11 2003-09-19 Toppan Printing Co Ltd 反射型スクリーン

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